Wanfang duplicate checking and HowNet duplicate checking are two different duplicate checking systems, and the coverage of algorithms and databases are different, so there may be some differences in duplicate checking results. Generally speaking, the difference between Wanfang duplicate checking and HowNet duplicate checking is about 5%-20%, but the specific difference depends on many factors.

Because of the differences in algorithms and databases of different duplicate checking systems, the duplicate checking results will be different. It is suggested that free duplicate checking software such as paperfree and papertime can be used to check the first draft of the paper, and the duplicate checking system required by the school can be used to check the final draft to ensure that the paper meets the academic requirements.

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